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Cosmology and Astronomy

by Salman Khan

Usage Attribution-Noncommercial-Share Alike 3.0 United States

Videos attempting to grasp a little bit about our Universe

Identifier KhanAcademy_CosmologyandAstronomy

Production_company Khan Academy

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25 files

512KB MPEG4

BACK

8.1M

a-universe-smaller-than-the-observable_512kb.mp4

9.1M

becoming-a-red-giant_512kb.mp4

8.2M

big-bang-introduction_512kb.mp4

5.8M

birth-of-stars_512kb.mp4

1.5M

correction--radius-of-observable-universe_512kb.mp4

8.6M

cosmic-background-radiation-2_512kb.mp4

8.3M

cosmic-background-radiation_512kb.mp4

9.5M

cosmological-time-scale-1_512kb.mp4

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cosmological-time-scale-2_512kb.mp4

7.4M

four-fundamental-forces_512kb.mp4

6.1M

hubble-image-of-galaxies_512kb.mp4

8.3M

hubble-s-law_512kb.mp4

14.4M

intergalactic-scale_512kb.mp4

4.8M

parallax-in-observing-stars_512kb.mp4

5.9M

parsec-definition_512kb.mp4

12.9M

radius-of-observable-universe_512kb.mp4

7.7M

red-shift_512kb.mp4

11.9M

scale-of-distance-to-closest-stars_512kb.mp4

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scale-of-earth-and--sun_512kb.mp4

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scale-of-solar-system_512kb.mp4

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scale-of-the-galaxy_512kb.mp4

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star-field-and-nebula-images_512kb.mp4

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stellar-distance-using-parallax_512kb.mp4

2.3M

stellar-parallax-clarification_512kb.mp4

9.4M

white-and-black-dwarfs_512kb.mp4

75 files

FLASH VIDEO

BACK

18.4M

a-universe-smaller-than-the-observable.flv

8.2M

apsidal-precession--perihelion-precession--and-milankovitch-cycles.flv

13.7M

are-southern-hemisphere-seasons-more-severe.flv

12.3M

becoming-a-red-giant.flv

20.8M

beginnings-of-life.flv

11.8M

big-bang-introduction.flv

22.4M

biodiversity-flourishes-in-phanerozoic-eon.flv

7.7M

birth-of-stars.flv

13.0M

black-holes.flv

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cepheid-variables-1.flv

13.5M

compositional-and-mechanical-layers-of-the-earth.flv

1.9M

correction--radius-of-observable-universe.flv

8.6M

correction-calendar-notation.flv

13.5M

cosmic-background-radiation-2.flv

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cosmic-background-radiation.flv

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cosmological-time-scale-1.flv

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cosmological-time-scale-2.flv

33.9M

detectable-civilizations-in-our-galaxy-1.flv

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detectable-civilizations-in-our-galaxy-2.flv

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detectable-civilizations-in-our-galaxy-3.flv

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detectable-civilizations-in-our-galaxy-4.flv

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detectable-civilizations-in-our-galaxy-5.flv

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development-of-agrilculture-and-writing.flv

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earth-formation.flv

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first-living-things-on-land-clarification.flv

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four-fundamental-forces.flv

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galactic-collisions.flv

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hawaiian-islands-formation.flv

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how-earth-s-tilt-causes-seasons.flv

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how-we-know-about-the-earth-s-core.flv

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hubble-image-of-galaxies.flv

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hubble-s-law.flv

33.4M

human-evolution-overview.flv

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intergalactic-scale.flv

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introduction-to-light.flv

12.4M

lifecycle-of-massive-stars.flv

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milankovitch-cycles---precession-and-obliquity.flv

20.2M

ozone-layer-and-eukaryotes-show-up-in-the-proterozoic-eon.flv

13.0M

pangaea.flv

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parallax-in-observing-stars.flv

8.4M

parsec-definition.flv

31.0M

plate-tectonics----evidence-of-plate-movement.flv

21.0M

plate-tectonics----geological-features-of-divergent-plate-boundaries.flv

14.8M

plate-tectonics---difference-between-crust-and-lithosphere.flv

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plate-tectonics---geological-features-of-convergent-plate-boundaries.flv

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plates-moving-due-to-convection-in-mantle.flv

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precession-causing-perihelion-to-happen-later.flv

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quasar-correction.flv

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quasars.flv

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radius-of-observable-universe.flv

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red-shift.flv

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refraction-of-seismic-waves.flv

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scale-of-distance-to-closest-stars.flv

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scale-of-earth-and--sun.flv

19.9M

scale-of-solar-system.flv

25.9M

scale-of-the-galaxy.flv

21.0M

scale-of-the-large.flv

35.8M

scale-of-the-small.flv

3.8M

seasons-aren-t-dictated-by-closeness-to-sun.flv

11.9M

seismic-waves.flv

18.5M

star-field-and-nebula-images.flv

13.1M

stellar-distance-using-parallax.flv

3.4M

stellar-parallax-clarification.flv

9.0M

stellar-parallax.flv

9.7M

structure-of-the-earth.flv

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supermassive-black-holes.flv

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supernova--supernovae.flv

3.5M

supernova-clarification.flv

7.6M

the-mohorovicic-seismic-discontinuity.flv

21.4M

understanding-calendar-notation.flv

2.2M

what-causes-precession-and-other-orbital-changes.flv

14.1M

white-and-black-dwarfs.flv

6.7M

why-cepheids-pulsate.flv

7.5M

why-gravity-gets-so-strong-near-dense-objects.flv

3.5M

why-s-waves-only-travel-in-solids.flv

25 files

OGG VIDEO

BACK

11.6M

a-universe-smaller-than-the-observable.ogv

10.7M

becoming-a-red-giant.ogv

10.3M

big-bang-introduction.ogv

6.9M

birth-of-stars.ogv

1.7M

correction--radius-of-observable-universe.ogv

11.4M

cosmic-background-radiation-2.ogv

10.5M

cosmic-background-radiation.ogv

11.8M

cosmological-time-scale-1.ogv

10.3M

cosmological-time-scale-2.ogv

9.0M

four-fundamental-forces.ogv

6.0M

hubble-image-of-galaxies.ogv

10.5M

hubble-s-law.ogv

17.2M

intergalactic-scale.ogv

5.5M

parallax-in-observing-stars.ogv

7.3M

parsec-definition.ogv

16.0M

radius-of-observable-universe.ogv

9.1M

red-shift.ogv

12.4M

scale-of-distance-to-closest-stars.ogv

11.7M

scale-of-earth-and--sun.ogv

15.5M

scale-of-solar-system.ogv

18.2M

scale-of-the-galaxy.ogv

11.3M

star-field-and-nebula-images.ogv

11.4M

stellar-distance-using-parallax.ogv

2.9M

stellar-parallax-clarification.ogv

11.8M

white-and-black-dwarfs.ogv

1 file

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